What’s Vulnerable › Vulnerabilities

CVE-2017-10971

• Severity: high (CVSS 8.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2017-07-06 · updated 2026-06-17
• Weakness: CWE-119

Description

In the X.Org X server before 2017-06-19, a user authenticated to an X Session could crash or execute code in the context of the X Server by exploiting a stack overflow in the endianness conversion of X Events.

Affected products

• xorg-x11-server: through 1.19.3

References

• http://www.debian.org/security/2017/dsa-3905
• http://www.securityfocus.com/bid/99546
• https://bugzilla.suse.com/show_bug.cgi?id=1035283
• https://cgit.freedesktop.org/xorg/xserver/commit/?id=215f894965df5fb0bb45b107d84524e700d2073c
• https://cgit.freedesktop.org/xorg/xserver/commit/?id=8caed4df36b1f802b4992edcfd282cbeeec35d9d
• https://cgit.freedesktop.org/xorg/xserver/commit/?id=ba336b24052122b136486961c82deac76bbde455
• http://www.debian.org/security/2017/dsa-3905
• http://www.securityfocus.com/bid/99546
• https://bugzilla.suse.com/show_bug.cgi?id=1035283
• https://cgit.freedesktop.org/xorg/xserver/commit/?id=215f894965df5fb0bb45b107d84524e700d2073c
• https://cgit.freedesktop.org/xorg/xserver/commit/?id=8caed4df36b1f802b4992edcfd282cbeeec35d9d
• https://cgit.freedesktop.org/xorg/xserver/commit/?id=ba336b24052122b136486961c82deac76bbde455

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